321044120204 has 12 divisors (see below), whose sum is σ = 571037492928. Its totient is φ = 157890550800.

The previous prime is 321044120197. The next prime is 321044120219. The reversal of 321044120204 is 402021440123.

It is a super-3 number, since 3×321044120204³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 321044120204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 657877052 + ... + 657877539.

It is an arithmetic number, because the mean of its divisors is an integer number (47586457744).

Almost surely, 2^321044120204 is an apocalyptic number.

It is an amenable number.

321044120204 is a deficient number, since it is larger than the sum of its proper divisors (249993372724).

321044120204 is a wasteful number, since it uses less digits than its factorization.

321044120204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1315754656 (or 1315754654 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 321044120204 its reverse (402021440123), we get a palindrome (723065560327).

The spelling of 321044120204 in words is "three hundred twenty-one billion, forty-four million, one hundred twenty thousand, two hundred four".